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f: [(-pi)/(2),(pi)/(2)] to [-1,1] : f(x)...

`f: [(-pi)/(2),(pi)/(2)] to [-1,1] : f(x) = sin x` is

A

Many-one onto

B

Onto

C

One-one onto

D

Many-one into

Text Solution

Verified by Experts

The correct Answer is:
C
Function `f:[(pi)/(2), (3pi)/(2)] to [-1,1], f(x)=sin x`
Obviously it is One-one onto function.
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